10749345457 has 2 divisors, whose sum is σ = 10749345458. Its totient is φ = 10749345456.

The previous prime is 10749345433. The next prime is 10749345491. The reversal of 10749345457 is 75454394701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5482069681 + 5267275776 = 74041^2 + 72576^2 .

It is a cyclic number.

It is not a de Polignac number, because 10749345457 - 2¹⁵ = 10749312689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10749345457.

It is not a weakly prime, because it can be changed into another prime (10749340457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5374672728 + 5374672729.

It is an arithmetic number, because the mean of its divisors is an integer number (5374672729).

Almost surely, 2^10749345457 is an apocalyptic number.

It is an amenable number.

10749345457 is a deficient number, since it is larger than the sum of its proper divisors (1).

10749345457 is an equidigital number, since it uses as much as digits as its factorization.

10749345457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 10749345457 in words is "ten billion, seven hundred forty-nine million, three hundred forty-five thousand, four hundred fifty-seven".